Pet shelter



FIG. 1 is a front elevation view of a pet shelter;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top elevation view thereof;

FIG. 6 is a bottom elevation view thereof;

FIG. 7 is a front left side perspective view thereof;

FIG. 8 is a rear left side perspective view thereof;

FIG. 9 is a rear right side perspective view thereof; and,

FIG. 10 is a front right side perspective view thereof. 

CLAIM The ornamental design for a pet shelter, as shown and described. 